<form class="form">
    <div class="form-group">
        <label class="form-label">Phone</label>
        <div class="form-input __info">
            <input type="text">
            <button type="button" class="btn">
                <i data-text="Please enter phone number format: x-xxx-xxx-xx-xx" class="btn-ico fa fa-info"></i>
            </button>
        </div>
    </div>
    <div class="form-group columns clearfix">
        <div class="column">
            <div class="form-group">
                <label class="form-label">Phone</label>
                <div class="form-input __info">
                    <input type="text">
                    <button type="button" class="btn">
                        <i data-text="Please enter phone number format: x-xxx-xxx-xx-xx" class="btn-ico fa fa-info"></i>
                    </button>
                </div>
            </div>
        </div>
        <div class="column">
            <div class="form-group">
                <label class="form-label">Phone</label>
                <div class="form-input __info">
                    <input type="text">
                    <button type="button" class="btn">
                        <i data-text="Please enter phone number format: x-xxx-xxx-xx-xx" class="btn-ico fa fa-info"></i>
                    </button>
                </div>
            </div>
        </div>
    </div>
</form>